Fireplace grate unit



FIG. 1 is a perspective view of fireplace grate unit, showing the new design;

FIG. 2 is a front elevational view taken from FIG. 1;

FIG. 3 is a back elevational view taken from FIG. 1;

FIG. 4 is a right side elevational view taken from FIG. 1;

FIG. 5 is a top plan view taken from FIG. 1; and,

FIG. 6 is a bottom plan view taken from FIG. 1. 

The ornamental design for a fireplace grate unit, as shown and described. 